package gopl

import (
	"fmt"
	"os"
)

func main(){
	worklist := make(chan []string)

	go func() {worklist <- os.Args[1:]}()

	seen := make(map[string]bool)
	for list := range worklist{
		for _,link := range list{
			fmt.Println(seen, link)
		}
	}
}